2019596975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 2845933920

約数和(自身を除く): 826336945

約数列:

[1, 5, 11, 25, 29, 55, 145, 157, 275, 319, 725, 785, 1595, 1613, 1727, 3925, 4553, 7975, 8065, 8635, 17743, 22765, 40325, 43175, 46777, 50083, 88715, 113825, 233885, 250415, 253241, 443575, 514547, 1169425, 1252075, 1266205, 2572735, 2785651, 6331025, 7343989, 12863675, 13928255, 36719945, 69641275, 80783879, 183599725, 403919395, 2019596975]

約数ペア:

[(1, 2019596975), (5, 403919395), (11, 183599725), (25, 80783879), (29, 69641275), (55, 36719945), (145, 13928255), (157, 12863675), (275, 7343989), (319, 6331025), (725, 2785651), (785, 2572735), (1595, 1266205), (1613, 1252075), (1727, 1169425), (3925, 514547), (4553, 443575), (7975, 253241), (8065, 250415), (8635, 233885), (17743, 113825), (22765, 88715), (40325, 50083), (43175, 46777)]